angalingglynn angalingglynn

08-01-2017
Mathematics

contestada

A student scored 81 and 93 on her first two quizzes. Write and solve a compound inequality to
find the possible values for a third quiz score that would give her an average between 85 and
90, inclusive.

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LukeShi LukeShi

08-01-2017

to have an average in between 85 and 90 he has to have a total in-between 255 and 270.her current total is 174 so her third score must be 81≤x≤96

I hope this helps.

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